Chapter 13 TEST: Probability

Independent and mutually exclusive mean the same.

• True

• False

Tags

CCSS.HSS.CP.A.2

CCSS.HSS.CP.A.4

When events are mutually exclusive, we add the probabilities.

• True

• False

Tags

CCSS.HSS.CP.B.7

• True

• False

Tags

CCSS.7.SP.C.5

If the probability is 1, then the event _______ occurs.

• never

• sometimes

• always

Tags

CCSS.7.SP.C.5

If the probability is ___, the event never occurs.

• 1/10

• 0

• 1

Tags

CCSS.7.SP.C.5

A list of all possible outcomes of an event is called ___________.

• trial

• sample space

• independent

• dependent

You roll a 6-sided die. The P(not 2) is ____. Write as a fraction in simplest form. (Use / to separate your numerator and denominator.)

Tags

CCSS.7.SP.C.7B

You roll a six-sided die. What is the probability of of rolling a 3 on the first roll and a number less than 3 on the second roll? Express your answer as a fraction in simplest form. (Use / to separate your numerator and denominator.)

Your friend tells you that when drawing a card from a standard deck, P(4 or 10) = P(4) + P(10). Your friend is-

• Incorrect, because drawing a 4 and a 10 are not disjoint events

• Incorrect, because drawing a 4 and a 10 are not independent events

• Correct, because drawing a 4 and a 10 are disjoint events

• Correct, because drawing a 4 and a 10 are independent events

Tags

CCSS.HSS.CP.B.7

You roll a six-sided die. What is the probability of rolling an odd number on the first roll and a 2 on the second roll? Express your answer as a fraction in simplest form. (Use / to separate your numerator and denominator.)